Charles A. Hones Inc.

A line of Buzzer Fire-Box HT high-temperature oven furnaces, offering large, brick-lined work chambers and rated for 2150 F (1175 C) service are available in both floor-type and bench-type models, which are efficiently lined with 2300 F (1260 C) firebrick backed with 1200 F (650 C) block insulation. The furnaces are heated with the Buzzer all-case venturi burner, which requires no blower, no compressed air and no complicated piping. Common uses include heat treating operations such as hardening, pack carburizing and annealing, as well as investment casting, dental casting preheating, ceramic/glass work and stress relieving.